OXYNITRIDE PHOSPHOR, AND LIGHT-EMITTING DEVICE PACKAGE COMPRISING THE SAME

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PURPOSE : An oxynitride phosphor is provided to have excellent thermal property and light efficiency, to have a small deformation degree at high temperature and high humidity, and to have wide wavelength region.CONSTITUTION : An oxynitride phosphor includes a crystal represented by chemical formula : M_(3-x-y)Si_3O_4N_4 : RE_xRE_y where 0.01COPYRIGHT KIPO 2013